A valid reverse lookup zone consists of the network ID's octets in reverse order,with what at the end of the name?
A) .arpa
B) in-addr.arpa
C) rlz.arpa
D) in-addr.ptr

Question

​A valid reverse lookup zone consists of the network ID's octets in reverse order,with what at the end of the name?
A) ​.arpa
B) ​in-addr.arpa
C) rlz.arpa
D) ​in-addr.ptr

Quizplus · Accepted Answer

The correct format for a reverse lookup zone is to reverse the network ID's octets and append ".in-addr.arpa". This allows for the mapping of IP addresses to hostnames. Option A and C are not valid options for a reverse lookup zone. Option D is not a complete domain name, and therefore not correct.

​A Valid Reverse Lookup Zone Consists of the Network ID's

A Valid Reverse Lookup Zone Consists of the Network ID's